19700131

素因数分解:

${\mathrm{11}}^3\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:112

約数の個数: 24

約数和(自身を含む): 23426928

約数和(自身を除く): 3726797

約数列:

[1, 11, 19, 41, 121, 209, 361, 451, 779, 1331, 2299, 3971, 4961, 8569, 14801, 25289, 43681, 54571, 94259, 162811, 480491, 1036849, 1790921, 19700131]

約数ペア:

[(1, 19700131), (11, 1790921), (19, 1036849), (41, 480491), (121, 162811), (209, 94259), (361, 54571), (451, 43681), (779, 25289), (1331, 14801), (2299, 8569), (3971, 4961)]